1266732290

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{997427}}^1$

素因数の和:997561

約数の個数: 16

約数和(自身を含む): 2298074112

約数和(自身を除く): 1031341822

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 997427, 1994854, 4987135, 9974270, 126673229, 253346458, 633366145, 1266732290]

約数ペア:

[(1, 1266732290), (2, 633366145), (5, 253346458), (10, 126673229), (127, 9974270), (254, 4987135), (635, 1994854), (1270, 997427)]